diff -r 000000000000 -r 71ca22bcf22a mmserv/metadatautility/Src/MetaDataParser3GPExt.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mmserv/metadatautility/Src/MetaDataParser3GPExt.h Tue Feb 02 01:08:46 2010 +0200 @@ -0,0 +1,115 @@ +/* +* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: This class implements an 3GPExt metadata parser +* +*/ + + + +#ifndef CMETADATAPARSER3GPEXT_H +#define CMETADATAPARSER3GPEXT_H + +// INCLUDES +#include +#include "MetaDataParserMP4.h" +#include "MetaDataFieldContainer.h" +#include "MetaDataField.h" + +// CONSTANTS + +// CLASS DECLARATION +class C3GPExtParser; + +/** +* This class implements an 3GPExt metadata parser. +* +* @lib MetaDataUtility.lib +* @since 3.0 +*/ +class CMetaDataParser3GPExt : public CMetaDataParserMP4 + { + public: // Constructors and destructor + + /** + * Two-phased constructor. + * @return A pointer to a new instance of parser; NULL if parser is not created. + */ + static CMetaDataParser3GPExt* NewL(); + + /** + * Destructor. + */ + virtual ~CMetaDataParser3GPExt(); + + public: // Functions from base classes + + /** + * From CMetaDataParserMP4 + * Parses the source and if metadata is found, the metadata fields are + * inserted into the container. + * @since 3.0 + * @param aWantedFields An array of TMetaDataFieldId's. Empty array is interpreted as all fields. + * @param aContainer On return, metadata found in aSource is stored here + * @return void + */ + void ParseL( const RArray& aWantedFields, CMetaDataFieldContainer& aContainer ); + + /** + * From CMetaDataParserMP4 + * Validates whether this is valid 3GPExt source or not. + * @since 3.0 + * @return ETrue if valid, EFalse otherwise. + */ + TBool ValidateL(); + + + private: + + void ConvertAndAppendL(HBufC8** buf8, TMetaDataFieldId aFieldId); + /** + * Converts to unicode. + * @param aDesc Source to be converted to unicode. + * @param aUnicode Contains the converted unicode on return. + * @return KErrNone if successful, otherwise one of the system errors. + */ + TInt ConvertToUnicodeL( const TDesC8& aDesc, TDes16& aUnicode ); + + /** + * C++ default constructor. + */ + CMetaDataParser3GPExt(); + + /** + * By default Symbian 2nd phase constructor is private. + */ + void ConstructL(); + + /** + * Utility function to Append + */ + void AppendL(HBufC** aBuf, TMetaDataFieldId aFieldId); + /** + * Utility function to Append + */ + void AppendL(HBufC8** aBuf, TMetaDataFieldId aFieldId); + + private: + + // C3GPExtParser + C3GPExtParser *i3GPExtParser; + }; + +#endif // CMETADATAPARSER3GPEXT_H + +// End of File